Cornish Biodiversity Network  -  Supporting Wildlife Recording

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Cornish Red Data (2009)

The descriptive text, below the map, is from the Cornish Red Data Book (2009). The map on this web page depicts the organisms distribution and shows the records made pre-2000 and those made since.

Phytosus nigriventris - A rove beetle

Range & Status

A scatter of localities along the coastal counties of southern Britain, with only one recent record.

Regional Distribution

Widely reported in the past - from Whitsand Bay, Gwithian Towans, Carbis Bay to Hayle, and most recently from Porth Kidney Dunes in 1967 and 1968 by R.T. Bannister and S.M. Turk, and from St. Martin' s (Mackechnie-Jarvis, 1969).

Habitat & Ecology

Has been found under seaweed and in the empty egg-capsules of the Common Whelk Buccinum undatum .


Coastal protection works.


Natural beach transitions should be protected wherever they still survive.


I.J. Bennallick, S. Board, C.N. French, P.A. Gainey, C. Neil, R. Parslow, A. Spalding and P.E. Tompsett. eds. 2009. Red Data Book for Cornwall and the Isles of Scilly. 2nd Edition.Croceago Press.

The Cornish Red Data Book Project was led by the Cornwall and Isles of Scilly Federation for Biological Recorders (CISFBR). The full text and species accounts (minus the maps) are available on the CISFBR website.

Cornish Biodiversity Network. 2017.